At the end of Last of the Time Lords, a ship crashes through the side of the TARDIS, mid flight, and a life ring bearing the name 'Titanic' is thrown towards the Doctor - what on Earth is going on?
| Creator | Sydney Newman |
|---|---|
| Actor | Jodie Whittaker, Mandip Gill, John Bishop |
| Country | Canada, United Kingdom |
| Production | BBC Cymru Wales |